forked from Minki/linux
MIPS: O32 / 32-bit: Always copy 4 stack arguments.
This gets us rid of the hard to maintain table of the number of syscall arguments and paves the way for further restructuring of the syscall code. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
parent
19e2e172f0
commit
46e12c07b3
@ -383,7 +383,7 @@ unsigned long __init arch_syscall_addr(int nr)
|
|||||||
{
|
{
|
||||||
#ifdef CONFIG_MIPS32_N32
|
#ifdef CONFIG_MIPS32_N32
|
||||||
if (nr >= __NR_N32_Linux && nr <= __NR_N32_Linux + __NR_N32_Linux_syscalls)
|
if (nr >= __NR_N32_Linux && nr <= __NR_N32_Linux + __NR_N32_Linux_syscalls)
|
||||||
return (unsigned long)sysn32_call_table[(nr - __NR_N32_Linux) * 2];
|
return (unsigned long)sysn32_call_table[nr - __NR_N32_Linux];
|
||||||
#endif
|
#endif
|
||||||
if (nr >= __NR_64_Linux && nr <= __NR_64_Linux + __NR_64_Linux_syscalls)
|
if (nr >= __NR_64_Linux && nr <= __NR_64_Linux + __NR_64_Linux_syscalls)
|
||||||
return (unsigned long)sys_call_table[nr - __NR_64_Linux];
|
return (unsigned long)sys_call_table[nr - __NR_64_Linux];
|
||||||
|
|||||||
@ -40,17 +40,58 @@ NESTED(handle_sys, PT_SIZE, sp)
|
|||||||
sw t1, PT_EPC(sp)
|
sw t1, PT_EPC(sp)
|
||||||
beqz t0, illegal_syscall
|
beqz t0, illegal_syscall
|
||||||
|
|
||||||
sll t0, v0, 3
|
sll t0, v0, 2
|
||||||
la t1, sys_call_table
|
la t1, sys_call_table
|
||||||
addu t1, t0
|
addu t1, t0
|
||||||
lw t2, (t1) # syscall routine
|
lw t2, (t1) # syscall routine
|
||||||
lw t3, 4(t1) # >= 0 if we need stack arguments
|
|
||||||
beqz t2, illegal_syscall
|
beqz t2, illegal_syscall
|
||||||
|
|
||||||
sw a3, PT_R26(sp) # save a3 for syscall restarting
|
sw a3, PT_R26(sp) # save a3 for syscall restarting
|
||||||
bgez t3, stackargs
|
|
||||||
|
|
||||||
stack_done:
|
/*
|
||||||
|
* More than four arguments. Try to deal with it by copying the
|
||||||
|
* stack arguments from the user stack to the kernel stack.
|
||||||
|
* This Sucks (TM).
|
||||||
|
*/
|
||||||
|
lw t0, PT_R29(sp) # get old user stack pointer
|
||||||
|
|
||||||
|
/*
|
||||||
|
* We intentionally keep the kernel stack a little below the top of
|
||||||
|
* userspace so we don't have to do a slower byte accurate check here.
|
||||||
|
*/
|
||||||
|
lw t5, TI_ADDR_LIMIT($28)
|
||||||
|
addu t4, t0, 32
|
||||||
|
and t5, t4
|
||||||
|
bltz t5, bad_stack # -> sp is bad
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Ok, copy the args from the luser stack to the kernel stack.
|
||||||
|
* t3 is the precomputed number of instruction bytes needed to
|
||||||
|
* load or store arguments 6-8.
|
||||||
|
*/
|
||||||
|
|
||||||
|
.set push
|
||||||
|
.set noreorder
|
||||||
|
.set nomacro
|
||||||
|
|
||||||
|
1: lw t5, 16(t0) # argument #5 from usp
|
||||||
|
4: lw t6, 20(t0) # argument #6 from usp
|
||||||
|
3: lw t7, 24(t0) # argument #7 from usp
|
||||||
|
2: lw t8, 28(t0) # argument #8 from usp
|
||||||
|
|
||||||
|
sw t5, 16(sp) # argument #5 to ksp
|
||||||
|
sw t6, 20(sp) # argument #6 to ksp
|
||||||
|
sw t7, 24(sp) # argument #7 to ksp
|
||||||
|
sw t8, 28(sp) # argument #8 to ksp
|
||||||
|
.set pop
|
||||||
|
|
||||||
|
.section __ex_table,"a"
|
||||||
|
PTR 1b,bad_stack
|
||||||
|
PTR 2b,bad_stack
|
||||||
|
PTR 3b,bad_stack
|
||||||
|
PTR 4b,bad_stack
|
||||||
|
.previous
|
||||||
|
|
||||||
lw t0, TI_FLAGS($28) # syscall tracing enabled?
|
lw t0, TI_FLAGS($28) # syscall tracing enabled?
|
||||||
li t1, _TIF_WORK_SYSCALL_ENTRY
|
li t1, _TIF_WORK_SYSCALL_ENTRY
|
||||||
and t0, t1
|
and t0, t1
|
||||||
@ -101,66 +142,6 @@ syscall_trace_entry:
|
|||||||
|
|
||||||
/* ------------------------------------------------------------------------ */
|
/* ------------------------------------------------------------------------ */
|
||||||
|
|
||||||
/*
|
|
||||||
* More than four arguments. Try to deal with it by copying the
|
|
||||||
* stack arguments from the user stack to the kernel stack.
|
|
||||||
* This Sucks (TM).
|
|
||||||
*/
|
|
||||||
stackargs:
|
|
||||||
lw t0, PT_R29(sp) # get old user stack pointer
|
|
||||||
|
|
||||||
/*
|
|
||||||
* We intentionally keep the kernel stack a little below the top of
|
|
||||||
* userspace so we don't have to do a slower byte accurate check here.
|
|
||||||
*/
|
|
||||||
lw t5, TI_ADDR_LIMIT($28)
|
|
||||||
addu t4, t0, 32
|
|
||||||
and t5, t4
|
|
||||||
bltz t5, bad_stack # -> sp is bad
|
|
||||||
|
|
||||||
/* Ok, copy the args from the luser stack to the kernel stack.
|
|
||||||
* t3 is the precomputed number of instruction bytes needed to
|
|
||||||
* load or store arguments 6-8.
|
|
||||||
*/
|
|
||||||
|
|
||||||
la t1, 5f # load up to 3 arguments
|
|
||||||
subu t1, t3
|
|
||||||
1: lw t5, 16(t0) # argument #5 from usp
|
|
||||||
.set push
|
|
||||||
.set noreorder
|
|
||||||
.set nomacro
|
|
||||||
jr t1
|
|
||||||
addiu t1, 6f - 5f
|
|
||||||
|
|
||||||
2: lw t8, 28(t0) # argument #8 from usp
|
|
||||||
3: lw t7, 24(t0) # argument #7 from usp
|
|
||||||
4: lw t6, 20(t0) # argument #6 from usp
|
|
||||||
5: jr t1
|
|
||||||
sw t5, 16(sp) # argument #5 to ksp
|
|
||||||
|
|
||||||
#ifdef CONFIG_CPU_MICROMIPS
|
|
||||||
sw t8, 28(sp) # argument #8 to ksp
|
|
||||||
nop
|
|
||||||
sw t7, 24(sp) # argument #7 to ksp
|
|
||||||
nop
|
|
||||||
sw t6, 20(sp) # argument #6 to ksp
|
|
||||||
nop
|
|
||||||
#else
|
|
||||||
sw t8, 28(sp) # argument #8 to ksp
|
|
||||||
sw t7, 24(sp) # argument #7 to ksp
|
|
||||||
sw t6, 20(sp) # argument #6 to ksp
|
|
||||||
#endif
|
|
||||||
6: j stack_done # go back
|
|
||||||
nop
|
|
||||||
.set pop
|
|
||||||
|
|
||||||
.section __ex_table,"a"
|
|
||||||
PTR 1b,bad_stack
|
|
||||||
PTR 2b,bad_stack
|
|
||||||
PTR 3b,bad_stack
|
|
||||||
PTR 4b,bad_stack
|
|
||||||
.previous
|
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* The stackpointer for a call with more than 4 arguments is bad.
|
* The stackpointer for a call with more than 4 arguments is bad.
|
||||||
* We probably should handle this case a bit more drastic.
|
* We probably should handle this case a bit more drastic.
|
||||||
@ -187,7 +168,7 @@ illegal_syscall:
|
|||||||
subu t0, a0, __NR_O32_Linux # check syscall number
|
subu t0, a0, __NR_O32_Linux # check syscall number
|
||||||
sltiu v0, t0, __NR_O32_Linux_syscalls + 1
|
sltiu v0, t0, __NR_O32_Linux_syscalls + 1
|
||||||
beqz t0, einval # do not recurse
|
beqz t0, einval # do not recurse
|
||||||
sll t1, t0, 3
|
sll t1, t0, 2
|
||||||
beqz v0, einval
|
beqz v0, einval
|
||||||
lw t2, sys_call_table(t1) # syscall routine
|
lw t2, sys_call_table(t1) # syscall routine
|
||||||
|
|
||||||
@ -218,246 +199,248 @@ einval: li v0, -ENOSYS
|
|||||||
jr ra
|
jr ra
|
||||||
END(sys_syscall)
|
END(sys_syscall)
|
||||||
|
|
||||||
.macro syscalltable
|
.align 2
|
||||||
sys sys_syscall 8 /* 4000 */
|
.type sys_call_table, @object
|
||||||
sys sys_exit 1
|
EXPORT(sys_call_table)
|
||||||
sys __sys_fork 0
|
PTR sys_syscall /* 4000 */
|
||||||
sys sys_read 3
|
PTR sys_exit
|
||||||
sys sys_write 3
|
PTR __sys_fork
|
||||||
sys sys_open 3 /* 4005 */
|
PTR sys_read
|
||||||
sys sys_close 1
|
PTR sys_write
|
||||||
sys sys_waitpid 3
|
PTR sys_open /* 4005 */
|
||||||
sys sys_creat 2
|
PTR sys_close
|
||||||
sys sys_link 2
|
PTR sys_waitpid
|
||||||
sys sys_unlink 1 /* 4010 */
|
PTR sys_creat
|
||||||
sys sys_execve 0
|
PTR sys_link
|
||||||
sys sys_chdir 1
|
PTR sys_unlink /* 4010 */
|
||||||
sys sys_time 1
|
PTR sys_execve
|
||||||
sys sys_mknod 3
|
PTR sys_chdir
|
||||||
sys sys_chmod 2 /* 4015 */
|
PTR sys_time
|
||||||
sys sys_lchown 3
|
PTR sys_mknod
|
||||||
sys sys_ni_syscall 0
|
PTR sys_chmod /* 4015 */
|
||||||
sys sys_ni_syscall 0 /* was sys_stat */
|
PTR sys_lchown
|
||||||
sys sys_lseek 3
|
PTR sys_ni_syscall
|
||||||
sys sys_getpid 0 /* 4020 */
|
PTR sys_ni_syscall /* was sys_stat */
|
||||||
sys sys_mount 5
|
PTR sys_lseek
|
||||||
sys sys_oldumount 1
|
PTR sys_getpid /* 4020 */
|
||||||
sys sys_setuid 1
|
PTR sys_mount
|
||||||
sys sys_getuid 0
|
PTR sys_oldumount
|
||||||
sys sys_stime 1 /* 4025 */
|
PTR sys_setuid
|
||||||
sys sys_ptrace 4
|
PTR sys_getuid
|
||||||
sys sys_alarm 1
|
PTR sys_stime /* 4025 */
|
||||||
sys sys_ni_syscall 0 /* was sys_fstat */
|
PTR sys_ptrace
|
||||||
sys sys_pause 0
|
PTR sys_alarm
|
||||||
sys sys_utime 2 /* 4030 */
|
PTR sys_ni_syscall /* was sys_fstat */
|
||||||
sys sys_ni_syscall 0
|
PTR sys_pause
|
||||||
sys sys_ni_syscall 0
|
PTR sys_utime /* 4030 */
|
||||||
sys sys_access 2
|
PTR sys_ni_syscall
|
||||||
sys sys_nice 1
|
PTR sys_ni_syscall
|
||||||
sys sys_ni_syscall 0 /* 4035 */
|
PTR sys_access
|
||||||
sys sys_sync 0
|
PTR sys_nice
|
||||||
sys sys_kill 2
|
PTR sys_ni_syscall /* 4035 */
|
||||||
sys sys_rename 2
|
PTR sys_sync
|
||||||
sys sys_mkdir 2
|
PTR sys_kill
|
||||||
sys sys_rmdir 1 /* 4040 */
|
PTR sys_rename
|
||||||
sys sys_dup 1
|
PTR sys_mkdir
|
||||||
sys sysm_pipe 0
|
PTR sys_rmdir /* 4040 */
|
||||||
sys sys_times 1
|
PTR sys_dup
|
||||||
sys sys_ni_syscall 0
|
PTR sysm_pipe
|
||||||
sys sys_brk 1 /* 4045 */
|
PTR sys_times
|
||||||
sys sys_setgid 1
|
PTR sys_ni_syscall
|
||||||
sys sys_getgid 0
|
PTR sys_brk /* 4045 */
|
||||||
sys sys_ni_syscall 0 /* was signal(2) */
|
PTR sys_setgid
|
||||||
sys sys_geteuid 0
|
PTR sys_getgid
|
||||||
sys sys_getegid 0 /* 4050 */
|
PTR sys_ni_syscall /* was signal(2) */
|
||||||
sys sys_acct 1
|
PTR sys_geteuid
|
||||||
sys sys_umount 2
|
PTR sys_getegid /* 4050 */
|
||||||
sys sys_ni_syscall 0
|
PTR sys_acct
|
||||||
sys sys_ioctl 3
|
PTR sys_umount
|
||||||
sys sys_fcntl 3 /* 4055 */
|
PTR sys_ni_syscall
|
||||||
sys sys_ni_syscall 2
|
PTR sys_ioctl
|
||||||
sys sys_setpgid 2
|
PTR sys_fcntl /* 4055 */
|
||||||
sys sys_ni_syscall 0
|
PTR sys_ni_syscall
|
||||||
sys sys_olduname 1
|
PTR sys_setpgid
|
||||||
sys sys_umask 1 /* 4060 */
|
PTR sys_ni_syscall
|
||||||
sys sys_chroot 1
|
PTR sys_olduname
|
||||||
sys sys_ustat 2
|
PTR sys_umask /* 4060 */
|
||||||
sys sys_dup2 2
|
PTR sys_chroot
|
||||||
sys sys_getppid 0
|
PTR sys_ustat
|
||||||
sys sys_getpgrp 0 /* 4065 */
|
PTR sys_dup2
|
||||||
sys sys_setsid 0
|
PTR sys_getppid
|
||||||
sys sys_sigaction 3
|
PTR sys_getpgrp /* 4065 */
|
||||||
sys sys_sgetmask 0
|
PTR sys_setsid
|
||||||
sys sys_ssetmask 1
|
PTR sys_sigaction
|
||||||
sys sys_setreuid 2 /* 4070 */
|
PTR sys_sgetmask
|
||||||
sys sys_setregid 2
|
PTR sys_ssetmask
|
||||||
sys sys_sigsuspend 0
|
PTR sys_setreuid /* 4070 */
|
||||||
sys sys_sigpending 1
|
PTR sys_setregid
|
||||||
sys sys_sethostname 2
|
PTR sys_sigsuspend
|
||||||
sys sys_setrlimit 2 /* 4075 */
|
PTR sys_sigpending
|
||||||
sys sys_getrlimit 2
|
PTR sys_sethostname
|
||||||
sys sys_getrusage 2
|
PTR sys_setrlimit /* 4075 */
|
||||||
sys sys_gettimeofday 2
|
PTR sys_getrlimit
|
||||||
sys sys_settimeofday 2
|
PTR sys_getrusage
|
||||||
sys sys_getgroups 2 /* 4080 */
|
PTR sys_gettimeofday
|
||||||
sys sys_setgroups 2
|
PTR sys_settimeofday
|
||||||
sys sys_ni_syscall 0 /* old_select */
|
PTR sys_getgroups /* 4080 */
|
||||||
sys sys_symlink 2
|
PTR sys_setgroups
|
||||||
sys sys_ni_syscall 0 /* was sys_lstat */
|
PTR sys_ni_syscall /* old_select */
|
||||||
sys sys_readlink 3 /* 4085 */
|
PTR sys_symlink
|
||||||
sys sys_uselib 1
|
PTR sys_ni_syscall /* was sys_lstat */
|
||||||
sys sys_swapon 2
|
PTR sys_readlink /* 4085 */
|
||||||
sys sys_reboot 3
|
PTR sys_uselib
|
||||||
sys sys_old_readdir 3
|
PTR sys_swapon
|
||||||
sys sys_mips_mmap 6 /* 4090 */
|
PTR sys_reboot
|
||||||
sys sys_munmap 2
|
PTR sys_old_readdir
|
||||||
sys sys_truncate 2
|
PTR sys_mips_mmap /* 4090 */
|
||||||
sys sys_ftruncate 2
|
PTR sys_munmap
|
||||||
sys sys_fchmod 2
|
PTR sys_truncate
|
||||||
sys sys_fchown 3 /* 4095 */
|
PTR sys_ftruncate
|
||||||
sys sys_getpriority 2
|
PTR sys_fchmod
|
||||||
sys sys_setpriority 3
|
PTR sys_fchown /* 4095 */
|
||||||
sys sys_ni_syscall 0
|
PTR sys_getpriority
|
||||||
sys sys_statfs 2
|
PTR sys_setpriority
|
||||||
sys sys_fstatfs 2 /* 4100 */
|
PTR sys_ni_syscall
|
||||||
sys sys_ni_syscall 0 /* was ioperm(2) */
|
PTR sys_statfs
|
||||||
sys sys_socketcall 2
|
PTR sys_fstatfs /* 4100 */
|
||||||
sys sys_syslog 3
|
PTR sys_ni_syscall /* was ioperm(2) */
|
||||||
sys sys_setitimer 3
|
PTR sys_socketcall
|
||||||
sys sys_getitimer 2 /* 4105 */
|
PTR sys_syslog
|
||||||
sys sys_newstat 2
|
PTR sys_setitimer
|
||||||
sys sys_newlstat 2
|
PTR sys_getitimer /* 4105 */
|
||||||
sys sys_newfstat 2
|
PTR sys_newstat
|
||||||
sys sys_uname 1
|
PTR sys_newlstat
|
||||||
sys sys_ni_syscall 0 /* 4110 was iopl(2) */
|
PTR sys_newfstat
|
||||||
sys sys_vhangup 0
|
PTR sys_uname
|
||||||
sys sys_ni_syscall 0 /* was sys_idle() */
|
PTR sys_ni_syscall /* 4110 was iopl(2) */
|
||||||
sys sys_ni_syscall 0 /* was sys_vm86 */
|
PTR sys_vhangup
|
||||||
sys sys_wait4 4
|
PTR sys_ni_syscall /* was sys_idle() */
|
||||||
sys sys_swapoff 1 /* 4115 */
|
PTR sys_ni_syscall /* was sys_vm86 */
|
||||||
sys sys_sysinfo 1
|
PTR sys_wait4
|
||||||
sys sys_ipc 6
|
PTR sys_swapoff /* 4115 */
|
||||||
sys sys_fsync 1
|
PTR sys_sysinfo
|
||||||
sys sys_sigreturn 0
|
PTR sys_ipc
|
||||||
sys __sys_clone 6 /* 4120 */
|
PTR sys_fsync
|
||||||
sys sys_setdomainname 2
|
PTR sys_sigreturn
|
||||||
sys sys_newuname 1
|
PTR __sys_clone /* 4120 */
|
||||||
sys sys_ni_syscall 0 /* sys_modify_ldt */
|
PTR sys_setdomainname
|
||||||
sys sys_adjtimex 1
|
PTR sys_newuname
|
||||||
sys sys_mprotect 3 /* 4125 */
|
PTR sys_ni_syscall /* sys_modify_ldt */
|
||||||
sys sys_sigprocmask 3
|
PTR sys_adjtimex
|
||||||
sys sys_ni_syscall 0 /* was create_module */
|
PTR sys_mprotect /* 4125 */
|
||||||
sys sys_init_module 5
|
PTR sys_sigprocmask
|
||||||
sys sys_delete_module 1
|
PTR sys_ni_syscall /* was create_module */
|
||||||
sys sys_ni_syscall 0 /* 4130 was get_kernel_syms */
|
PTR sys_init_module
|
||||||
sys sys_quotactl 4
|
PTR sys_delete_module
|
||||||
sys sys_getpgid 1
|
PTR sys_ni_syscall /* 4130 was get_kernel_syms */
|
||||||
sys sys_fchdir 1
|
PTR sys_quotactl
|
||||||
sys sys_bdflush 2
|
PTR sys_getpgid
|
||||||
sys sys_sysfs 3 /* 4135 */
|
PTR sys_fchdir
|
||||||
sys sys_personality 1
|
PTR sys_bdflush
|
||||||
sys sys_ni_syscall 0 /* for afs_syscall */
|
PTR sys_sysfs /* 4135 */
|
||||||
sys sys_setfsuid 1
|
PTR sys_personality
|
||||||
sys sys_setfsgid 1
|
PTR sys_ni_syscall /* for afs_syscall */
|
||||||
sys sys_llseek 5 /* 4140 */
|
PTR sys_setfsuid
|
||||||
sys sys_getdents 3
|
PTR sys_setfsgid
|
||||||
sys sys_select 5
|
PTR sys_llseek /* 4140 */
|
||||||
sys sys_flock 2
|
PTR sys_getdents
|
||||||
sys sys_msync 3
|
PTR sys_select
|
||||||
sys sys_readv 3 /* 4145 */
|
PTR sys_flock
|
||||||
sys sys_writev 3
|
PTR sys_msync
|
||||||
sys sys_cacheflush 3
|
PTR sys_readv /* 4145 */
|
||||||
sys sys_cachectl 3
|
PTR sys_writev
|
||||||
sys sys_sysmips 4
|
PTR sys_cacheflush
|
||||||
sys sys_ni_syscall 0 /* 4150 */
|
PTR sys_cachectl
|
||||||
sys sys_getsid 1
|
PTR sys_sysmips
|
||||||
sys sys_fdatasync 1
|
PTR sys_ni_syscall /* 4150 */
|
||||||
sys sys_sysctl 1
|
PTR sys_getsid
|
||||||
sys sys_mlock 2
|
PTR sys_fdatasync
|
||||||
sys sys_munlock 2 /* 4155 */
|
PTR sys_sysctl
|
||||||
sys sys_mlockall 1
|
PTR sys_mlock
|
||||||
sys sys_munlockall 0
|
PTR sys_munlock /* 4155 */
|
||||||
sys sys_sched_setparam 2
|
PTR sys_mlockall
|
||||||
sys sys_sched_getparam 2
|
PTR sys_munlockall
|
||||||
sys sys_sched_setscheduler 3 /* 4160 */
|
PTR sys_sched_setparam
|
||||||
sys sys_sched_getscheduler 1
|
PTR sys_sched_getparam
|
||||||
sys sys_sched_yield 0
|
PTR sys_sched_setscheduler /* 4160 */
|
||||||
sys sys_sched_get_priority_max 1
|
PTR sys_sched_getscheduler
|
||||||
sys sys_sched_get_priority_min 1
|
PTR sys_sched_yield
|
||||||
sys sys_sched_rr_get_interval 2 /* 4165 */
|
PTR sys_sched_get_priority_max
|
||||||
sys sys_nanosleep, 2
|
PTR sys_sched_get_priority_min
|
||||||
sys sys_mremap, 5
|
PTR sys_sched_rr_get_interval /* 4165 */
|
||||||
sys sys_accept 3
|
PTR sys_nanosleep
|
||||||
sys sys_bind 3
|
PTR sys_mremap
|
||||||
sys sys_connect 3 /* 4170 */
|
PTR sys_accept
|
||||||
sys sys_getpeername 3
|
PTR sys_bind
|
||||||
sys sys_getsockname 3
|
PTR sys_connect /* 4170 */
|
||||||
sys sys_getsockopt 5
|
PTR sys_getpeername
|
||||||
sys sys_listen 2
|
PTR sys_getsockname
|
||||||
sys sys_recv 4 /* 4175 */
|
PTR sys_getsockopt
|
||||||
sys sys_recvfrom 6
|
PTR sys_listen
|
||||||
sys sys_recvmsg 3
|
PTR sys_recv /* 4175 */
|
||||||
sys sys_send 4
|
PTR sys_recvfrom
|
||||||
sys sys_sendmsg 3
|
PTR sys_recvmsg
|
||||||
sys sys_sendto 6 /* 4180 */
|
PTR sys_send
|
||||||
sys sys_setsockopt 5
|
PTR sys_sendmsg
|
||||||
sys sys_shutdown 2
|
PTR sys_sendto /* 4180 */
|
||||||
sys sys_socket 3
|
PTR sys_setsockopt
|
||||||
sys sys_socketpair 4
|
PTR sys_shutdown
|
||||||
sys sys_setresuid 3 /* 4185 */
|
PTR sys_socket
|
||||||
sys sys_getresuid 3
|
PTR sys_socketpair
|
||||||
sys sys_ni_syscall 0 /* was sys_query_module */
|
PTR sys_setresuid /* 4185 */
|
||||||
sys sys_poll 3
|
PTR sys_getresuid
|
||||||
sys sys_ni_syscall 0 /* was nfsservctl */
|
PTR sys_ni_syscall /* was sys_query_module */
|
||||||
sys sys_setresgid 3 /* 4190 */
|
PTR sys_poll
|
||||||
sys sys_getresgid 3
|
PTR sys_ni_syscall /* was nfsservctl */
|
||||||
sys sys_prctl 5
|
PTR sys_setresgid /* 4190 */
|
||||||
sys sys_rt_sigreturn 0
|
PTR sys_getresgid
|
||||||
sys sys_rt_sigaction 4
|
PTR sys_prctl
|
||||||
sys sys_rt_sigprocmask 4 /* 4195 */
|
PTR sys_rt_sigreturn
|
||||||
sys sys_rt_sigpending 2
|
PTR sys_rt_sigaction
|
||||||
sys sys_rt_sigtimedwait 4
|
PTR sys_rt_sigprocmask /* 4195 */
|
||||||
sys sys_rt_sigqueueinfo 3
|
PTR sys_rt_sigpending
|
||||||
sys sys_rt_sigsuspend 0
|
PTR sys_rt_sigtimedwait
|
||||||
sys sys_pread64 6 /* 4200 */
|
PTR sys_rt_sigqueueinfo
|
||||||
sys sys_pwrite64 6
|
PTR sys_rt_sigsuspend
|
||||||
sys sys_chown 3
|
PTR sys_pread64 /* 4200 */
|
||||||
sys sys_getcwd 2
|
PTR sys_pwrite64
|
||||||
sys sys_capget 2
|
PTR sys_chown
|
||||||
sys sys_capset 2 /* 4205 */
|
PTR sys_getcwd
|
||||||
sys sys_sigaltstack 0
|
PTR sys_capget
|
||||||
sys sys_sendfile 4
|
PTR sys_capset /* 4205 */
|
||||||
sys sys_ni_syscall 0
|
PTR sys_sigaltstack
|
||||||
sys sys_ni_syscall 0
|
PTR sys_sendfile
|
||||||
sys sys_mips_mmap2 6 /* 4210 */
|
PTR sys_ni_syscall
|
||||||
sys sys_truncate64 4
|
PTR sys_ni_syscall
|
||||||
sys sys_ftruncate64 4
|
PTR sys_mips_mmap2 /* 4210 */
|
||||||
sys sys_stat64 2
|
PTR sys_truncate64
|
||||||
sys sys_lstat64 2
|
PTR sys_ftruncate64
|
||||||
sys sys_fstat64 2 /* 4215 */
|
PTR sys_stat64
|
||||||
sys sys_pivot_root 2
|
PTR sys_lstat64
|
||||||
sys sys_mincore 3
|
PTR sys_fstat64 /* 4215 */
|
||||||
sys sys_madvise 3
|
PTR sys_pivot_root
|
||||||
sys sys_getdents64 3
|
PTR sys_mincore
|
||||||
sys sys_fcntl64 3 /* 4220 */
|
PTR sys_madvise
|
||||||
sys sys_ni_syscall 0
|
PTR sys_getdents64
|
||||||
sys sys_gettid 0
|
PTR sys_fcntl64 /* 4220 */
|
||||||
sys sys_readahead 5
|
PTR sys_ni_syscall
|
||||||
sys sys_setxattr 5
|
PTR sys_gettid
|
||||||
sys sys_lsetxattr 5 /* 4225 */
|
PTR sys_readahead
|
||||||
sys sys_fsetxattr 5
|
PTR sys_setxattr
|
||||||
sys sys_getxattr 4
|
PTR sys_lsetxattr /* 4225 */
|
||||||
sys sys_lgetxattr 4
|
PTR sys_fsetxattr
|
||||||
sys sys_fgetxattr 4
|
PTR sys_getxattr
|
||||||
sys sys_listxattr 3 /* 4230 */
|
PTR sys_lgetxattr
|
||||||
sys sys_llistxattr 3
|
PTR sys_fgetxattr
|
||||||
sys sys_flistxattr 3
|
PTR sys_listxattr /* 4230 */
|
||||||
sys sys_removexattr 2
|
PTR sys_llistxattr
|
||||||
sys sys_lremovexattr 2
|
PTR sys_flistxattr
|
||||||
sys sys_fremovexattr 2 /* 4235 */
|
PTR sys_removexattr
|
||||||
sys sys_tkill 2
|
PTR sys_lremovexattr
|
||||||
sys sys_sendfile64 5
|
PTR sys_fremovexattr /* 4235 */
|
||||||
sys sys_futex 6
|
PTR sys_tkill
|
||||||
|
PTR sys_sendfile64
|
||||||
|
PTR sys_futex
|
||||||
#ifdef CONFIG_MIPS_MT_FPAFF
|
#ifdef CONFIG_MIPS_MT_FPAFF
|
||||||
/*
|
/*
|
||||||
* For FPU affinity scheduling on MIPS MT processors, we need to
|
* For FPU affinity scheduling on MIPS MT processors, we need to
|
||||||
@ -466,132 +449,117 @@ einval: li v0, -ENOSYS
|
|||||||
* these hooks for the 32-bit kernel - there is no MIPS64 MT processor
|
* these hooks for the 32-bit kernel - there is no MIPS64 MT processor
|
||||||
* atm.
|
* atm.
|
||||||
*/
|
*/
|
||||||
sys mipsmt_sys_sched_setaffinity 3
|
PTR mipsmt_sys_sched_setaffinity
|
||||||
sys mipsmt_sys_sched_getaffinity 3
|
PTR mipsmt_sys_sched_getaffinity
|
||||||
#else
|
#else
|
||||||
sys sys_sched_setaffinity 3
|
PTR sys_sched_setaffinity
|
||||||
sys sys_sched_getaffinity 3 /* 4240 */
|
PTR sys_sched_getaffinity /* 4240 */
|
||||||
#endif /* CONFIG_MIPS_MT_FPAFF */
|
#endif /* CONFIG_MIPS_MT_FPAFF */
|
||||||
sys sys_io_setup 2
|
PTR sys_io_setup
|
||||||
sys sys_io_destroy 1
|
PTR sys_io_destroy
|
||||||
sys sys_io_getevents 5
|
PTR sys_io_getevents
|
||||||
sys sys_io_submit 3
|
PTR sys_io_submit
|
||||||
sys sys_io_cancel 3 /* 4245 */
|
PTR sys_io_cancel /* 4245 */
|
||||||
sys sys_exit_group 1
|
PTR sys_exit_group
|
||||||
sys sys_lookup_dcookie 4
|
PTR sys_lookup_dcookie
|
||||||
sys sys_epoll_create 1
|
PTR sys_epoll_create
|
||||||
sys sys_epoll_ctl 4
|
PTR sys_epoll_ctl
|
||||||
sys sys_epoll_wait 4 /* 4250 */
|
PTR sys_epoll_wait /* 4250 */
|
||||||
sys sys_remap_file_pages 5
|
PTR sys_remap_file_pages
|
||||||
sys sys_set_tid_address 1
|
PTR sys_set_tid_address
|
||||||
sys sys_restart_syscall 0
|
PTR sys_restart_syscall
|
||||||
sys sys_fadvise64_64 7
|
PTR sys_fadvise64_64
|
||||||
sys sys_statfs64 3 /* 4255 */
|
PTR sys_statfs64 /* 4255 */
|
||||||
sys sys_fstatfs64 2
|
PTR sys_fstatfs64
|
||||||
sys sys_timer_create 3
|
PTR sys_timer_create
|
||||||
sys sys_timer_settime 4
|
PTR sys_timer_settime
|
||||||
sys sys_timer_gettime 2
|
PTR sys_timer_gettime
|
||||||
sys sys_timer_getoverrun 1 /* 4260 */
|
PTR sys_timer_getoverrun /* 4260 */
|
||||||
sys sys_timer_delete 1
|
PTR sys_timer_delete
|
||||||
sys sys_clock_settime 2
|
PTR sys_clock_settime
|
||||||
sys sys_clock_gettime 2
|
PTR sys_clock_gettime
|
||||||
sys sys_clock_getres 2
|
PTR sys_clock_getres
|
||||||
sys sys_clock_nanosleep 4 /* 4265 */
|
PTR sys_clock_nanosleep /* 4265 */
|
||||||
sys sys_tgkill 3
|
PTR sys_tgkill
|
||||||
sys sys_utimes 2
|
PTR sys_utimes
|
||||||
sys sys_mbind 4
|
PTR sys_mbind
|
||||||
sys sys_ni_syscall 0 /* sys_get_mempolicy */
|
PTR sys_ni_syscall /* sys_get_mempolicy */
|
||||||
sys sys_ni_syscall 0 /* 4270 sys_set_mempolicy */
|
PTR sys_ni_syscall /* 4270 sys_set_mempolicy */
|
||||||
sys sys_mq_open 4
|
PTR sys_mq_open
|
||||||
sys sys_mq_unlink 1
|
PTR sys_mq_unlink
|
||||||
sys sys_mq_timedsend 5
|
PTR sys_mq_timedsend
|
||||||
sys sys_mq_timedreceive 5
|
PTR sys_mq_timedreceive
|
||||||
sys sys_mq_notify 2 /* 4275 */
|
PTR sys_mq_notify /* 4275 */
|
||||||
sys sys_mq_getsetattr 3
|
PTR sys_mq_getsetattr
|
||||||
sys sys_ni_syscall 0 /* sys_vserver */
|
PTR sys_ni_syscall /* sys_vserver */
|
||||||
sys sys_waitid 5
|
PTR sys_waitid
|
||||||
sys sys_ni_syscall 0 /* available, was setaltroot */
|
PTR sys_ni_syscall /* available, was setaltroot */
|
||||||
sys sys_add_key 5 /* 4280 */
|
PTR sys_add_key /* 4280 */
|
||||||
sys sys_request_key 4
|
PTR sys_request_key
|
||||||
sys sys_keyctl 5
|
PTR sys_keyctl
|
||||||
sys sys_set_thread_area 1
|
PTR sys_set_thread_area
|
||||||
sys sys_inotify_init 0
|
PTR sys_inotify_init
|
||||||
sys sys_inotify_add_watch 3 /* 4285 */
|
PTR sys_inotify_add_watch /* 4285 */
|
||||||
sys sys_inotify_rm_watch 2
|
PTR sys_inotify_rm_watch
|
||||||
sys sys_migrate_pages 4
|
PTR sys_migrate_pages
|
||||||
sys sys_openat 4
|
PTR sys_openat
|
||||||
sys sys_mkdirat 3
|
PTR sys_mkdirat
|
||||||
sys sys_mknodat 4 /* 4290 */
|
PTR sys_mknodat /* 4290 */
|
||||||
sys sys_fchownat 5
|
PTR sys_fchownat
|
||||||
sys sys_futimesat 3
|
PTR sys_futimesat
|
||||||
sys sys_fstatat64 4
|
PTR sys_fstatat64
|
||||||
sys sys_unlinkat 3
|
PTR sys_unlinkat
|
||||||
sys sys_renameat 4 /* 4295 */
|
PTR sys_renameat /* 4295 */
|
||||||
sys sys_linkat 5
|
PTR sys_linkat
|
||||||
sys sys_symlinkat 3
|
PTR sys_symlinkat
|
||||||
sys sys_readlinkat 4
|
PTR sys_readlinkat
|
||||||
sys sys_fchmodat 3
|
PTR sys_fchmodat
|
||||||
sys sys_faccessat 3 /* 4300 */
|
PTR sys_faccessat /* 4300 */
|
||||||
sys sys_pselect6 6
|
PTR sys_pselect6
|
||||||
sys sys_ppoll 5
|
PTR sys_ppoll
|
||||||
sys sys_unshare 1
|
PTR sys_unshare
|
||||||
sys sys_splice 6
|
PTR sys_splice
|
||||||
sys sys_sync_file_range 7 /* 4305 */
|
PTR sys_sync_file_range /* 4305 */
|
||||||
sys sys_tee 4
|
PTR sys_tee
|
||||||
sys sys_vmsplice 4
|
PTR sys_vmsplice
|
||||||
sys sys_move_pages 6
|
PTR sys_move_pages
|
||||||
sys sys_set_robust_list 2
|
PTR sys_set_robust_list
|
||||||
sys sys_get_robust_list 3 /* 4310 */
|
PTR sys_get_robust_list /* 4310 */
|
||||||
sys sys_kexec_load 4
|
PTR sys_kexec_load
|
||||||
sys sys_getcpu 3
|
PTR sys_getcpu
|
||||||
sys sys_epoll_pwait 6
|
PTR sys_epoll_pwait
|
||||||
sys sys_ioprio_set 3
|
PTR sys_ioprio_set
|
||||||
sys sys_ioprio_get 2 /* 4315 */
|
PTR sys_ioprio_get /* 4315 */
|
||||||
sys sys_utimensat 4
|
PTR sys_utimensat
|
||||||
sys sys_signalfd 3
|
PTR sys_signalfd
|
||||||
sys sys_ni_syscall 0 /* was timerfd */
|
PTR sys_ni_syscall /* was timerfd */
|
||||||
sys sys_eventfd 1
|
PTR sys_eventfd
|
||||||
sys sys_fallocate 6 /* 4320 */
|
PTR sys_fallocate /* 4320 */
|
||||||
sys sys_timerfd_create 2
|
PTR sys_timerfd_create
|
||||||
sys sys_timerfd_gettime 2
|
PTR sys_timerfd_gettime
|
||||||
sys sys_timerfd_settime 4
|
PTR sys_timerfd_settime
|
||||||
sys sys_signalfd4 4
|
PTR sys_signalfd4
|
||||||
sys sys_eventfd2 2 /* 4325 */
|
PTR sys_eventfd2 /* 4325 */
|
||||||
sys sys_epoll_create1 1
|
PTR sys_epoll_create1
|
||||||
sys sys_dup3 3
|
PTR sys_dup3
|
||||||
sys sys_pipe2 2
|
PTR sys_pipe2
|
||||||
sys sys_inotify_init1 1
|
PTR sys_inotify_init1
|
||||||
sys sys_preadv 6 /* 4330 */
|
PTR sys_preadv /* 4330 */
|
||||||
sys sys_pwritev 6
|
PTR sys_pwritev
|
||||||
sys sys_rt_tgsigqueueinfo 4
|
PTR sys_rt_tgsigqueueinfo
|
||||||
sys sys_perf_event_open 5
|
PTR sys_perf_event_open
|
||||||
sys sys_accept4 4
|
PTR sys_accept4
|
||||||
sys sys_recvmmsg 5 /* 4335 */
|
PTR sys_recvmmsg /* 4335 */
|
||||||
sys sys_fanotify_init 2
|
PTR sys_fanotify_init
|
||||||
sys sys_fanotify_mark 6
|
PTR sys_fanotify_mark
|
||||||
sys sys_prlimit64 4
|
PTR sys_prlimit64
|
||||||
sys sys_name_to_handle_at 5
|
PTR sys_name_to_handle_at
|
||||||
sys sys_open_by_handle_at 3 /* 4340 */
|
PTR sys_open_by_handle_at /* 4340 */
|
||||||
sys sys_clock_adjtime 2
|
PTR sys_clock_adjtime
|
||||||
sys sys_syncfs 1
|
PTR sys_syncfs
|
||||||
sys sys_sendmmsg 4
|
PTR sys_sendmmsg
|
||||||
sys sys_setns 2
|
PTR sys_setns
|
||||||
sys sys_process_vm_readv 6 /* 4345 */
|
PTR sys_process_vm_readv /* 4345 */
|
||||||
sys sys_process_vm_writev 6
|
PTR sys_process_vm_writev
|
||||||
sys sys_kcmp 5
|
PTR sys_kcmp
|
||||||
sys sys_finit_module 3
|
PTR sys_finit_module
|
||||||
.endm
|
|
||||||
|
|
||||||
/* We pre-compute the number of _instruction_ bytes needed to
|
|
||||||
load or store the arguments 6-8. Negative values are ignored. */
|
|
||||||
|
|
||||||
.macro sys function, nargs
|
|
||||||
PTR \function
|
|
||||||
LONG (\nargs << 2) - (5 << 2)
|
|
||||||
.endm
|
|
||||||
|
|
||||||
.align 3
|
|
||||||
.type sys_call_table,@object
|
|
||||||
EXPORT(sys_call_table)
|
|
||||||
syscalltable
|
|
||||||
.size sys_call_table, . - sys_call_table
|
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user